Apple’s Mac App store, the computer equivalent of the iOS App Store, is available right now. The store comes bundled with a new version of OS X, 10.6.6.

To get the App Store running, OS X users need to update their Mac (Apple icon in the top right corner > Software Update). The OS X update is a 151.2MB update. Here is the release text:

The Mac OS X 10.6.6 Update is recommended for all users running Mac OS X Snow Leopard and includes general operating system fixes that enhance the stability, compatibility, and security of your Mac. It also includes the Mac App Store, the best way to discover and buy new apps for your Mac. The Mac App Store, a new application you’ll find in the Dock, includes the following features: